connecticut senator joe lieberman on the culture of violence. then the gop's civil war. >> not the outcome that i wanted, but that was the will of the house. >> republican versus republican on the fiscal cliff with congressman steven la tourest and mick mulvaney. weighing in, "usa today's" bureau chief susan page, ron brownstein and michael duffy, washington bureau chief for "time" magazine. i'm candy crowley. this is "state of the union." nine days after the mass shooting deaths in newtown, the president of the national rifle association joined the gun debate. >> i call on congress today to act immediately to appropriate whatever is necessary to put armed police officers in every single school in this nation. >> in a similar vein, lawmakers in a growing number of states including oklahoma, missouri, minnesota, south dakota, virginia and oregon have said they will consider laws allowing teachers and school administrators to carry firearms at school. the nra says they are moving ahead to have their national model school shield program in place to